461103561560513 has 4 divisors (see below), whose sum is σ = 464469280988100. Its totient is φ = 457737842132928.

The previous prime is 461103561560503. The next prime is 461103561560533. The reversal of 461103561560513 is 315065165301164.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 397389194152129 + 63714367408384 = 19934623^2 + 7982128^2 .

It is a cyclic number.

It is not a de Polignac number, because 461103561560513 - 2³⁴ = 461086381691329 is a prime.

It is a super-3 number, since 3×461103561560513³ (a number of 45 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (461103561560503) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1682859713588 + ... + 1682859713861.

It is an arithmetic number, because the mean of its divisors is an integer number (116117320247025).

Almost surely, 2^{461103561560513} is an apocalyptic number.

It is an amenable number.

461103561560513 is a deficient number, since it is larger than the sum of its proper divisors (3365719427587).

461103561560513 is a wasteful number, since it uses less digits than its factorization.

461103561560513 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3365719427586.

The product of its (nonzero) digits is 972000, while the sum is 47.

The spelling of 461103561560513 in words is "four hundred sixty-one trillion, one hundred three billion, five hundred sixty-one million, five hundred sixty thousand, five hundred thirteen".